Spring for mobile device holders



FIG. 1 is a perspective view of a spring for mobile device holders showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is another perspective view thereof, but shown in a usage state in an environmental view.

The broken lines showing of parts of the drawing in FIG. 8 are for the purpose of illustrating environmental structure that forms no part of the claimed design. 

CLAIM The ornamental design for a spring for mobile device holders, as shown and described. 